AMD Opteron 4280 vs Intel Xeon E5-2640

Comparative analysis of AMD Opteron 4280 and Intel Xeon E5-2640 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Peripherals, Security & Reliability, Advanced Technologies, Virtualization. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core.

AMD Opteron 4280

Intel Xeon E5-2640

Differences

Reasons to consider the AMD Opteron 4280

2 more cores, run more applications at once: 8 vs 6
5.3x more L2 cache, more data can be stored in the L2 cache for quick access later

Number of cores	8 vs 6
L2 cache	8 MB vs 256 KB (per core)

Reasons to consider the Intel Xeon E5-2640

4 more threads: 12 vs 8
Around 36% higher clock speed: 3.00 GHz vs 2.2 GHz
Around 4% higher maximum core temperature: 73 °C vs 70.50°C
Around 88% more L3 cache; more data can be stored in the L3 cache for quick access later
Around 18% better performance in PassMark - Single thread mark: 1346 vs 1141
2.6x better performance in PassMark - CPU mark: 11615 vs 4504

Specifications (specs)
Number of threads	12 vs 8
Maximum frequency	3.00 GHz vs 2.2 GHz
Maximum core temperature	73 °C vs 70.50°C
L3 cache	15360 KB (shared) vs 8 MB
Benchmarks
PassMark - Single thread mark	1346 vs 1141
PassMark - CPU mark	11615 vs 4504

Compare benchmarks

CPU 1: AMD Opteron 4280
CPU 2: Intel Xeon E5-2640

PassMark - Single thread mark

CPU 1

CPU 2

1141

1346

PassMark - CPU mark

CPU 1

CPU 2

4504

11615

Name	AMD Opteron 4280	Intel Xeon E5-2640
PassMark - Single thread mark	1141	1346
PassMark - CPU mark	4504	11615
Geekbench 4 - Single Core		564
Geekbench 4 - Multi-Core		3363

Compare specifications (specs)

	AMD Opteron 4280	Intel Xeon E5-2640
Essentials
Family	AMD Opteron
OPN Tray	OS4280WLU8KGU
Place in performance rating	2008	1956
Series	AMD Opteron 4200 Series Processor	Intel® Xeon® Processor E5 Family
Vertical segment	Server	Server
Architecture codename		Sandy Bridge EP
Launch date		March 2012
Launch price (MSRP)		$162
Price now		$197.27
Processor Number		E5-2640
Status		Discontinued
Value for money (0-100)		14.20
Performance
Base frequency	2.8 GHz	2.50 GHz
L1 cache	384 KB	64 KB (per core)
L2 cache	8 MB	256 KB (per core)
L3 cache	8 MB	15360 KB (shared)
Manufacturing process technology	32 nm	32 nm
Maximum core temperature	70.50°C	73 °C
Maximum frequency	2.2 GHz	3.00 GHz
Number of cores	8	6
Number of threads	8	12
Unlocked
64 bit support
Bus Speed		7.2 GT/s QPI
Die size		435 mm
Number of QPI Links		2
Transistor count		2270 million
VID voltage range		0.60V-1.35V
Memory
Supported memory frequency	2200 MHz
Supported memory types	DDR3	DDR3 800/1066/1333
ECC memory support
Max memory channels		4
Maximum memory bandwidth		42.6 GB/s
Maximum memory size		384 GB
Compatibility
Sockets supported	C32	FCLGA2011
Thermal Design Power (TDP)	95 Watt	95 Watt
Low Halogen Options Available
Max number of CPUs in a configuration		2
Package Size		52.5mm x 45.0mm
Peripherals
Max number of PCIe lanes		40
PCI Express revision		3.0
Scalability		2S Only
Security & Reliability
Execute Disable Bit (EDB)
Intel® Identity Protection technology
Intel® Trusted Execution technology (TXT)
Advanced Technologies
Enhanced Intel SpeedStep® technology
Idle States
Instruction set extensions		Intel® AVX
Intel 64
Intel® Advanced Vector Extensions (AVX)
Intel® AES New Instructions
Intel® Demand Based Switching
Intel® Flex Memory Access
Intel® Hyper-Threading technology
Intel® Turbo Boost technology
Intel® vPro™ Platform Eligibility
Thermal Monitoring
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)